CN102842934B - Vehicle-mounted wireless charging device - Google Patents
Vehicle-mounted wireless charging device Download PDFInfo
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- CN102842934B CN102842934B CN201210350198.7A CN201210350198A CN102842934B CN 102842934 B CN102842934 B CN 102842934B CN 201210350198 A CN201210350198 A CN 201210350198A CN 102842934 B CN102842934 B CN 102842934B
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- charging device
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- 238000007600 charging Methods 0.000 title claims abstract description 29
- 229920001971 elastomer Polymers 0.000 claims description 5
- 239000005060 rubber Substances 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000037237 body shape Effects 0.000 claims description 2
- 230000005674 electromagnetic induction Effects 0.000 abstract description 3
- 235000019504 cigarettes Nutrition 0.000 abstract description 2
- ZGHQUYZPMWMLBM-UHFFFAOYSA-N 1,2-dichloro-4-phenylbenzene Chemical compound C1=C(Cl)C(Cl)=CC=C1C1=CC=CC=C1 ZGHQUYZPMWMLBM-UHFFFAOYSA-N 0.000 description 6
- ZMHWQAHZKUPENF-UHFFFAOYSA-N 1,2-dichloro-3-(4-chlorophenyl)benzene Chemical compound C1=CC(Cl)=CC=C1C1=CC=CC(Cl)=C1Cl ZMHWQAHZKUPENF-UHFFFAOYSA-N 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 235000019506 cigar Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001131 transforming effect Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention relates to the field of wireless charging, in particular to a vehicle-mounted wireless charging device. The vehicle-mounted wireless charging device comprises a base fixed on an automobile body, wherein a first printed circuit board (PCB) and a transmitting coil are arranged in the base; the transmitting coil is connected with an automobile power supply through the first PCB; an upper seat is arranged above the base; a second PCB and a receiving coil are arranged in the upper seat; the receiving coil is connected with a universal serial bus (USB) interface circuit through the second PCB; and the first PCB provides variable current to the transmitting coil, so that the receiving coil generates induced current, charging voltage is provided for the USB interface under the action of the second PCB and a mobile phone can be charged by being connected to the USB interface through a data line. The vehicle-mounted wireless charging device acquires suitable charging voltage through an electromagnetic induction principle, avoids occupation of cigarette lighter position or other data interfaces on the automobile, has a simple structure and is convenient to charge.
Description
Technical field
The present invention relates to wireless charging field, be specifically related to a kind of vehicle-mounted wireless charging device.
Background technology
At present, to chargings such as mobile phones on automobile, general by two kinds of mode power takings.One method is that this kind of method takies cigar lighter position, and transforming portion volume is comparatively large, affects in car attractive in appearance from the changing voltage realization again of cigarette lighter 12V electricity; Another kind method directly gets 5V voltage from USB port, and this kind of method takies data-interface, and the voltage provided is generally higher than mobile phone charging optimum voltage, and Long-Time Service can damage the life-span of battery.Two kinds of ways to take power all need to draw comparatively long lead, are generally about 0.5-1.5m, in driving, take mobile phone, may occur that wire is wound around the danger of shift handle.
Summary of the invention
The object of this invention is to provide a kind of compact conformation, be convenient to the vehicle-mounted wireless charging device charged.
For achieving the above object, present invention employs following technical scheme: a kind of vehicle-mounted wireless charging device, comprise the base be fixed on vehicle body, built-in first PCB of this base and transmitting coil, transmitting coil connects automobile power source by the first PCB, the top of described base is provided with the seat of honour, and the seat of honour is built-in with the second PCB and receiving coil, and receiving coil is connected with usb circuit by the second PCB.
Owing to adopting above technical scheme, first PCB provides variable current to transmitting coil, thus receiving coil produces induced current, for USB interface provides charging voltage under the effect of the second PCB, mobile phone is connected to USB interface and chargeable by data wire, and this device obtains suitable charging voltage by electromagnetic induction principle, also avoids taking other data-interfaces on cigar lighter position or vehicle body simultaneously, structure is simple, and charging is convenient.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the exploded view of base;
Fig. 3 is the exploded view at the seat of honour;
Fig. 4 is the structural representation of box body;
Fig. 5 is the structural representation of deck;
Fig. 6 is the structural representation of moving stop.
Embodiment
As Figure 1-3, a kind of vehicle-mounted wireless charging device, comprise the base 10 be fixed on vehicle body, built-in first PCB 12 of this base 10 and transmitting coil 11, transmitting coil 11 connects automobile power source by the first PCB 12, the top of described base 10 is provided with the seat of honour 20, and the seat of honour 20 is built-in with the second PCB 22 and receiving coil 21, and receiving coil 21 is electrically connected with USB interface 23 by the second PCB 22.The constant current that automobile power source provides by the first PCB 12 is converted to variable current, and this variable current is led to transmitting coil 11, for receiving coil 21 provides variation magnetic field, thus induced current is produced in receiving coil 21, then under the effect of the second PCB 22 for USB interface 23 provides charging voltage, mobile phone is connected to USB interface 23 by data wire that is chargeable, this device obtains suitable charging voltage by electromagnetic induction principle, also avoid taking other data-interfaces on cigar lighter position or vehicle body simultaneously, structure is simple, and charging is convenient.
As Figures 1 and 4, the described seat of honour 20 is provided with the fixture 30 for fixing element to be charged, and mobile phone is waited for charge member is fixed by fixture 30, when preventing vehicle from jolting, element to be charged is separated with USB interface 23, ensures the stability of charging.
Described transmitting coil 11 and receiving coil 21 mutual away from side be equipped with shielding magnetic sheet 60, that is the magnetic field of transmitting coil 11 side adjacent with receiving coil 21 is interconnected, and the magnetic field that transmitting coil 11 and receiving coil 21 produce shields to external world.Receiving coil 21 is arranged in the magnetic field of the top of transmitting coil 11, transmitting coil 11 only has the magnetic field of upper section to work, and the magnetic field be positioned at below transmitting coil 11 can't affect the surrounding magnetic field of receiving coil 21, therefore the performance of this device all can not be affected with or without the magnetic field below transmitting coil 11, moreover the electric equipment products that to affect on automobile due to magnetic field normally work, such as navigator, broadcast receiver etc., in order to reduce the interference that magnetic field is the external world, the magnetic field of transmitting coil 11 and receiving coil 21 is isolated from the outside by two shielding magnetic sheets 60, also the interference of external magnetic field is avoided being subject to while preventing disturbing the external world.
As shown in Figure 2, described base 10 comprises ringent housing 13 and base plate 14, base plate 14 is fixed on the rack of vehicle body, the opening down placement of housing 13 and affixed base plate 14, first PCB 12 and transmitting coil 11 are all placed in the cavity of housing 13, wherein transmitting coil 11 is fixed on housing 13, the affixed base plate 14 of first PCB 12, base 10 horizontal positioned in the present invention, transmitting coil 11 is set gradually from top to bottom in housing 13, shielding magnetic sheet 60 and the first PCB 12, housing 13 and base plate 14 form airtight space, base 10 is made to form an overall structure, not only outward appearance is neat and artistic, also electronic component is avoided to be exposed to outside, improve security performance.
As shown in Figure 3,4, the described seat of honour 20 comprises ringent rectangular box 24 and cover plate 25, second PCB 22 and receiving coil 21 and is all placed in rectangular box 24, and USB interface 23 is fixed on rectangular box 24; The size of rectangular box 24 and base 10 are to coincideing, receiving coil 21, shielding magnetic sheet 60 and the second PCB 22 is provided with from bottom to top successively in rectangular box 24, cover plate 25 and rectangular box 24 form airtight cavity, make the as a whole structure in the seat of honour 20, not only outward appearance is neat and artistic, also avoid electronic component to be exposed to outside, improve security performance.Receiving coil 21 is adjacent with transmitting coil 11 can reduce leakage field phenomenon, thus guarantees that the induced current that receiving coil 21 produces is stablized, for mobile phone provides stable charging voltage.Described fixture 30 comprises baffle plate 26 and mobile block 27, distance between baffle plate 26 and mobile block 27 is adjustable, mobile phone waits for that charge member is clamped between baffle plate 26 and mobile block 27, this structure is not only fixed reliably but also can be adapted to the element to be charged of different size, provides the accommodation of this device.
As Fig. 1, shown in 4 and 5, the top of described base 10 is provided with the deck 40 of U-shaped structure, deck 40 be fixed on vehicle body, the upper surface of the U-shaped bottom of deck 40 extends formation edge 41 to notch direction, the seat of honour 20 is fastened in the notch of deck 40, edge 41 is pressed on the one end at the seat of honour 20, the moving direction of mobile block 27 is perpendicular to the groove width direction of deck 40, the deck support arm 42 of mobile block 27 side is provided with dodges step 421, this dodges the height of step 421 less than or equal to mobile block 27 place plane, be alternatively dodge step 421 lower than and close to mobile block 27, ensure the smoothly movement of mobile block 27.Form cavity between edge 41 and rectangular housing 24, the one end at the seat of honour 20 is placed in this cavity, and the both sides at the seat of honour 20 are clamped fixing by deck 40, and upper surface is fixed by edge 41, and therefore the seat of honour 20 is by firm fixing, effectively prevents the seat of honour 20 from play occurring.Mobile block 27 can move along the groove width direction of deck 40, to meet the element to be charged of fixing different size.
As Fig. 3 and 4, one side of described rectangular box 24 upwards extends formation baffle plate 26, described mobile block 27 comprises level board 271 and riser 272, wherein riser 272 is parallel to baffle plate 26, be provided with in rectangular box 24 and form with level board 271 rectangular channel 241 be slidably matched, the spring 28 that the flute length direction along rectangular channel 241 is arranged is connected with between baffle plate 26 and mobile block 27, spring 28 orders about baffle plate 26 and mutually draws close with mobile block 27, described USB interface 23 is positioned at rectangular box 24 away from a side end face of edge 41, spring 28 in the present invention is extension spring, its one end is fixed on the inwall of rectangular box 24, the other end connects mobile block 27, spring 28 orders about moving stop 27 near baffle plate 26 under the effect of restoring force, thus the size of the distance between riser 272 and baffle plate 26 and element to be charged is fit like a glove, realize fixing reliably.
As Fig. 1,4 and 5, described cover plate 25 is located at the top of the level board 271 of mobile block 27, the end that cover plate 25 is positioned at edge 41 side is provided with arc-shaped notch 251, edge 41 is the arc protuberance matched with arc-shaped notch 251, edge 41 and cover plate 25 are located in the same horizontal plane, and that is edge 41 and cover plate 25 form the holding plane of element to be charged, are more convenient for using, make deck 40 and the seat of honour 20 form overall structure simultaneously, make whole device more compact attractive in appearance.The upper surface of described cover plate 25 is provided with rubber blanket 50, and in the present invention, rubber blanket 50 is made up of three spaced strip-shaped rubbers, and the surface of rubber blanket 50 is softer, mobile phone can be protected to wait for the shell of charge member, prevent its scratch.
As shown in Figure 4, the rectangular plate body shape of described level board 271, waist-shaped hole is offered in the middle part of it, the both sides of level board 271 length direction are equipped with the journal stirrup 273 of L shape, one side of journal stirrup 273 and the cell wall of rectangular channel 241 are fitted, and opposite side is fixed on level board 271, the cavity that spring 28 is positioned at journal stirrup 273, level board 271 encloses with rectangular channel 241, and one end of spring 28 is fixed on rectangular box 24, the affixed journal stirrup 273 of the other end.The journal stirrup 273 of L shape reserves installing space for spring 28, and rectangular box 24 offers the breach passed through for riser 272 on the sidewall of mobile block 27 side in the present invention, the size of this breach is less than the size between two journal stirrups 273, this breach plays position-limiting action to riser 272, moving slider 27 is effectively avoided to move excessive, even be separated with rectangular box 24, improve the stability of this device, during adjustment, journal stirrup 273 slides along the cell wall of rectangular channel 241, ensure the stable movement of mobile block 27, the requirement of strength of level board 271 is not high, arranging waist-shaped hole in the middle can weight reduction, save material.
Claims (6)
1. a vehicle-mounted wireless charging device, it is characterized in that: comprise the base (10) be fixed on vehicle body, built-in first PCB (12) of this base (10) and transmitting coil (11), transmitting coil (11) connects automobile power source by the first PCB (12), the top of described base (10) is provided with the seat of honour (20), the seat of honour (20) is built-in with the second PCB (22) and receiving coil (21), and receiving coil (21) is electrically connected with USB interface (23) by the second PCB (22);
The described seat of honour (20) is provided with the fixture (30) for fixing element to be charged;
Described base (10) comprises ringent housing (13) and base plate (14), base plate (14) is fixed on the rack of vehicle body, housing (13) opening down placement and affixed base plate (14), first PCB (12) and transmitting coil (11) are all placed in the cavity of housing (13), wherein transmitting coil (11) is fixed on housing (13), the first PCB (12) affixed base plate (14);
The top of described base (10) is provided with the deck (40) of U-shaped structure, deck (40) is fixed on vehicle body, the upper surface of the U-shaped bottom of deck (40) extends formation edge (41) to notch direction, the seat of honour (20) is fastened in the notch of deck (40), edge (41) is pressed on one end of the seat of honour (20), the moving direction of mobile block (27) is perpendicular to the groove width direction of deck (40), the deck support arm (42) of mobile block (27) side is provided with dodges step (421), this dodges the height of step (421) less than or equal to mobile block (27) place plane.
2. vehicle-mounted wireless charging device according to claim 1, is characterized in that: described transmitting coil (11) and receiving coil (21) mutual away from side be equipped with shielding magnetic sheet (60).
3. vehicle-mounted wireless charging device according to claim 1, it is characterized in that: the described seat of honour (20) comprises ringent rectangular box (24) and cover plate (25), second PCB (22) and receiving coil (21) are all placed in rectangular box (24), and USB interface (23) is fixed on rectangular box (24); Described fixture (30) comprises baffle plate (26) and mobile block (27), and the distance between baffle plate (26) and mobile block (27) is adjustable.
4. vehicle-mounted wireless charging device according to claim 3, it is characterized in that: a side of described rectangular box (24) upwards extends formation baffle plate (26), described mobile block (27) comprises level board (271) and riser (272), wherein riser (272) is parallel to baffle plate (26), the rectangular channel (241) forming with level board (271) and be slidably matched is provided with in rectangular box (24), the spring (28) that the flute length direction along rectangular channel (241) is arranged is connected with between baffle plate (26) and mobile block (27), spring (28) orders about baffle plate (26) and mutually draws close with mobile block (27), described USB interface (23) is positioned on the side end face of rectangular box (24) away from edge (41).
5. vehicle-mounted wireless charging device according to claim 3, it is characterized in that: described cover plate (25) is located at the top of the level board (271) of mobile block (27), the end that cover plate (25) is positioned at edge (41) side is provided with arc-shaped notch (251), edge (41) is the arc protuberance matched with arc-shaped notch (251), edge (41) and cover plate (25) are located in the same horizontal plane, and the upper surface of described cover plate (25) is provided with rubber blanket (50).
6. vehicle-mounted wireless charging device according to claim 4, it is characterized in that: the described rectangular plate body shape of level board (271), waist-shaped hole is offered in the middle part of it, the both sides of level board (271) length direction are equipped with the journal stirrup (273) of " L " shape, one side of journal stirrup (273) and the cell wall of rectangular channel (241) are fitted, opposite side is fixed on level board (271), spring (28) is positioned at journal stirrup (273), in the cavity that level board (271) and rectangular channel (241) enclose, and one end of spring (28) is fixed on rectangular box (24), the affixed journal stirrup of the other end (273).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350198.7A CN102842934B (en) | 2012-09-20 | 2012-09-20 | Vehicle-mounted wireless charging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210350198.7A CN102842934B (en) | 2012-09-20 | 2012-09-20 | Vehicle-mounted wireless charging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102842934A CN102842934A (en) | 2012-12-26 |
| CN102842934B true CN102842934B (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210350198.7A Active CN102842934B (en) | 2012-09-20 | 2012-09-20 | Vehicle-mounted wireless charging device |
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| Country | Link |
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| CN (1) | CN102842934B (en) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103138409B (en) * | 2013-03-19 | 2016-05-04 | 天宇通讯科技(昆山)有限公司 | Vehicle mounted portable wireless charging emitter |
| CN203368553U (en) * | 2013-05-29 | 2013-12-25 | 毛亚丽 | Adjustable-type cellphone wireless-charging base |
| CN104283242A (en) * | 2013-07-05 | 2015-01-14 | 亚旭电脑股份有限公司 | Wireless charging frame and combination of electronic device and wireless charging frame |
| CN203713733U (en) * | 2013-11-19 | 2014-07-16 | 潘磊 | Simple device for mounting exterior camera for vehicle |
| EP3071456A1 (en) | 2013-11-22 | 2016-09-28 | Johnson Controls Technology Company | System for charging and securing an electronic device in a vehicle |
| CN103595148A (en) * | 2013-11-28 | 2014-02-19 | 清华大学苏州汽车研究院（相城） | Fixing support of wireless charging transmitting coil in car |
| KR20150070831A (en) * | 2013-12-17 | 2015-06-25 | 주식회사 대동 | Transmitter Module for Wireless battery charger of Vehicles |
| CN103683431B (en) * | 2013-12-26 | 2016-06-15 | 深圳佰维存储科技有限公司 | Integrated packaging wireless charging device |
| CN103887858A (en) * | 2014-04-01 | 2014-06-25 | 昆山市张浦镇建茂电子厂 | Vehicle-mounted mobile phone charging device |
| CN105790352A (en) * | 2016-03-14 | 2016-07-20 | 奇瑞汽车股份有限公司 | In-car wireless mobile phone charging system |
| CN106300700B (en) * | 2016-09-26 | 2018-09-25 | 江苏天安智联科技股份有限公司 | A kind of onboard wireless charging equipment |
| CN106494249A (en) * | 2016-10-28 | 2017-03-15 | 芜湖市吉安汽车电子销售有限公司 | Electromagnetic induction charged device based on vehicle-mounted DA cross complaints system |
| CN107171381B (en) * | 2017-05-18 | 2023-09-19 | 惠州市华阳多媒体电子有限公司 | Vertical wireless charging box with automatic centering charging coil |
| CN108767993A (en) * | 2018-08-22 | 2018-11-06 | 深圳市和宏实业股份有限公司 | A kind of blanket type wireless charger |
| CN109450116B (en) * | 2018-11-16 | 2023-09-08 | 康威通信技术股份有限公司 | Wireless charging station in tunnel |
| CN113991809B (en) * | 2021-12-06 | 2023-04-07 | 无锡蜜蜂照明科技有限公司 | Adjustable wireless charging device |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201457254U (en) * | 2009-03-31 | 2010-05-12 | 成都市宇中梅科技有限责任公司 | Vehicle-mounted handset clamping seat |
| US20110057606A1 (en) * | 2009-09-04 | 2011-03-10 | Nokia Corpation | Safety feature for wireless charger |
| CN102656648A (en) * | 2009-12-17 | 2012-09-05 | 丰田自动车株式会社 | Shield and vehicle whereupon same is mounted |
| TWM393916U (en) * | 2010-05-31 | 2010-12-01 | ming-xiang Ye | Wireless charger for vehicle |
-
2012
- 2012-09-20 CN CN201210350198.7A patent/CN102842934B/en active Active
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| Publication number | Publication date |
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| CN102842934A (en) | 2012-12-26 |
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